Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a

external/llvm/test/CodeGen/SystemZ/atomicrmw-add-06.ll

@@ -1,64 +0,0 @@
-; Test 64-bit atomic additions, z196 version.
-;
-; RUN: llc < %s -mtriple=s390x-linux-gnu -mcpu=z196 | FileCheck %s
-
-; Check addition of a variable.
-define i64 @f1(i64 %dummy, i64 *%src, i64 %b) {
-; CHECK-LABEL: f1:
-; CHECK: laag %r2, %r4, 0(%r3)
-; CHECK: br %r14
-  %res = atomicrmw add i64 *%src, i64 %b seq_cst
-  ret i64 %res
-}
-
-; Check addition of 1, which needs a temporary.
-define i64 @f2(i64 %dummy, i64 *%src) {
-; CHECK-LABEL: f2:
-; CHECK: lghi [[TMP:%r[0-5]]], 1
-; CHECK: laag %r2, [[TMP]], 0(%r3)
-; CHECK: br %r14
-  %res = atomicrmw add i64 *%src, i64 1 seq_cst
-  ret i64 %res
-}
-
-; Check the high end of the LAAG range.
-define i64 @f3(i64 %dummy, i64 *%src, i64 %b) {
-; CHECK-LABEL: f3:
-; CHECK: laag %r2, %r4, 524280(%r3)
-; CHECK: br %r14
-  %ptr = getelementptr i64, i64 *%src, i64 65535
-  %res = atomicrmw add i64 *%ptr, i64 %b seq_cst
-  ret i64 %res
-}
-
-; Check the next doubleword up, which needs separate address logic.
-define i64 @f4(i64 %dummy, i64 *%src, i64 %b) {
-; CHECK-LABEL: f4:
-; CHECK: agfi %r3, 524288
-; CHECK: laag %r2, %r4, 0(%r3)
-; CHECK: br %r14
-  %ptr = getelementptr i64, i64 *%src, i64 65536
-  %res = atomicrmw add i64 *%ptr, i64 %b seq_cst
-  ret i64 %res
-}
-
-; Check the low end of the LAAG range.
-define i64 @f5(i64 %dummy, i64 *%src, i64 %b) {
-; CHECK-LABEL: f5:
-; CHECK: laag %r2, %r4, -524288(%r3)
-; CHECK: br %r14
-  %ptr = getelementptr i64, i64 *%src, i64 -65536
-  %res = atomicrmw add i64 *%ptr, i64 %b seq_cst
-  ret i64 %res
-}
-
-; Check the next doubleword down, which needs separate address logic.
-define i64 @f6(i64 %dummy, i64 *%src, i64 %b) {
-; CHECK-LABEL: f6:
-; CHECK: agfi %r3, -524296
-; CHECK: laag %r2, %r4, 0(%r3)
-; CHECK: br %r14
-  %ptr = getelementptr i64, i64 *%src, i64 -65537
-  %res = atomicrmw add i64 *%ptr, i64 %b seq_cst
-  ret i64 %res
-}